Ryota Okumura

According to our database, Ryota Okumura authored at least 26 papers between 2016 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

Metropolis-Hastings algorithm in joint-attention naming game: experimental semiotics study.

Ryota Okumura, Tadahiro Taniguchi, Yoshinobu Hagiwara, Akira Taniguchi

Frontiers Artif. Intell., February, 2023

2022

IEEE 802.15.4g/4x-Based Orthogonal Frequency-Division Multiplexing Transmission Scheme for Wide-Area and Mobile IoT Communication Systems.

Shunsuke Kadoi, Hidetomo Ochiai, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

IEEE Internet Things J., 2022

2021

Efficient Bi-Directional Communications for Low-Power Wireless Mesh Network.

Ryota Okumura

PhD thesis, 2021

Feasibility Study of Wi-SUN JUTA Profile-Compliant F-RIT Protocol.

Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

IEICE Trans. Commun., 2021

Efficient Polling Communications for Multi-Hop Networks Based on Receiver-Initiated MAC Protocol.

Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

IEICE Trans. Commun., 2021

A Novel Routing Method with Load-Balancing in Wi-SUN FAN Network.

Rei Hirakawa, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 7th IEEE World Forum on Internet of Things, 2021

A Routing Protocol toward Reliable Mobile Communication in Wi-SUN FAN.

Robby Wayong, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 18th IEEE Annual Consumer Communications & Networking Conference, 2021

2020

Data Rate Enhancement for IEEE 802.15.4 Based FSK Transmission Scheme.

Yueying Xiang, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 6th IEEE World Forum on Internet of Things, 2020

Coexistence of Synchronous and Asynchronous MAC Protocols for Wireless IoT Systems in Sub-Gigaherz Band.

Kiyoshi Mizutani, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 6th IEEE World Forum on Internet of Things, 2020

A Scheduling Scheme For Channel Hopping In Wi-Sun Fan Systems Toward Data Throughput Enhancement.

Robby Wayong, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 91st IEEE Vehicular Technology Conference, 2020

A High-speed Wi-SUN FAN Network by Highly-Dense Frequency Hopping.

Hidetomo Ochiai, Kiyoshi Mizutani, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 92nd IEEE Vehicular Technology Conference, 2020

Wireless Smart Ubiquitous Network by CSL-based Low Power MAC Protocol.

Kai Samejima, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the IEEE 17th Annual Consumer Communications & Networking Conference, 2020

Evaluation of CSL-based Low Power MAC Protocol for Wireless Smart Metering Networks.

Kai Samejima, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the IEEE 17th Annual Consumer Communications & Networking Conference, 2020

Dependable Source Routing Scheme for Multi-Hop Networks Based on Receiver-Initiated MAC Protocol.

Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the IEEE 17th Annual Consumer Communications & Networking Conference, 2020

A Home Area Heterogeneous Wireless Management Scheme by Wi-SUN FAN and Wi-Fi Systems.

Kiyoshi Mizutani, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the IEEE 17th Annual Consumer Communications & Networking Conference, 2020

Stabilization of Multi-Hop Routing Construction in Wi-SUN FAN Systems.

Daiki Hotta, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the IEEE 17th Annual Consumer Communications & Networking Conference, 2020

2019

Possibility of Dynamic Spectrum Sharing System by VHF-band Radio Sensor and Machine Learning.

Takayuki Hayashida, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 2019 IEEE International Symposium on Dynamic Spectrum Access Networks, 2019

Analysis and Experimental Verification of F-RIT Protocol for Wireless Smart Utility Network.

Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 16th IEEE Annual Consumer Communications & Networking Conference, 2019

Performance Evaluation of Multi-hop Network Configuration for Wi-SUN FAN Systems.

Thidarut Junjalearnvong, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 16th IEEE Annual Consumer Communications & Networking Conference, 2019

2018

Enhanced F-RIT Protocol for Wireless Smart Utility Networks with High Traffic Bi-Directional Communications.

Ryota Okumura, Jun Fujiwara, Keiichi Mizutani, Hiroshi Harada

IEICE Trans. Commun., 2018

Practical Analysis of CSL Low Power MAC Protocol Based on IEEE 802.15.4e Frame Structure.

Kai Samejima, Ryota Okumura, Takuya Habara, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 21st International Symposium on Wireless Personal Multimedia Communications, 2018

2017

IEEE 802.15.4g Based Wi-SUN Communication Systems.

Hiroshi Harada, Keiichi Mizutani, Jun Fujiwara, Kentaro Mochizuki, Kentaro Obata, Ryota Okumura

IEICE Trans. Commun., 2017

A dynamic routing protocol supporting mobile nodes in Wi-SUN FAN systems.

Thidarut Junjalearnvong, Takuya Habara, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 20th International Symposium on Wireless Personal Multimedia Communications, 2017

Experimental Evaluation and Analysis of F-RIT Low Power MAC Protocol Complied with IEEE 802.15.4e.

Ryota Okumura, Jun Fujiwara, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 2017 IEEE Wireless Communications and Networking Conference, 2017

A Broadcast Protocol for IEEE 802.15.4e RIT Based Wi-SUN Systems.

Ryota Okumura, Keiichi Mizutani, Hiroshi Harada

Proceedings of the 85th IEEE Vehicular Technology Conference, 2017

2016

Ultra-low power MAC protocol complied with RIT in IEEE 802.15.4e for wireless smart utility networks.

Jun Fujiwara, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada, Sota Tsuchiya, Takuya Kawata

Proceedings of the 27th IEEE Annual International Symposium on Personal, 2016